لِنَجْعَلَهَا لَكُمْ تَذْكِرَةً وَتَعِيَهَآ أُذُنٌ وَٰعِيَةٌ ١٢
That We might make it for you a reminder and [that] a conscious ear would be conscious of it.
Your location stays on this device and is only sent, rounded to about 1 km, to fetch the times.